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Surface-Set Silver Gray Diamond Core Bit for Hard Rock Exploration Drilling
US$50.00-200.00
5 Pieces
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
DcdmaModel NO.
BQ NQ HQ PQLength
StandardType
Core Drill BitMaterial
DiamondUsage
Exploration Core DrillingConnection
Male/Female ThreadSurface Finish
SmoothProduct
Diamond Core Drill BitsHardness
S2-S15Diamond
SyntheticSize
Standard and CustomizedRock Type
Clay,Hard Sandstone,Syenite,Quartzite,etcMatrix Height
12mm/16mm/22mmTransport Package
BoxSpecification
BQ/NQ/HQ/PQ/NQ3/HQ3/PQ3Trademark
CDGeoOrigin
ChinaHS Code
82071910Production Capacity
250000pieces / YearKey features
Customized Matrix Height: Standard 12mm with customizable options of 10mm, 16mm, and 22mm.
Seven Matrix Hardness Grades: Available from S4 to S15 to match various rock formations and abrasiveness.
Diverse Bit Series: Includes AQ, BQ, NQ, HQ, PQ, T2, Geobore S, and many other wireline series.
Advanced Cutting Structures: Utilizes high-quality synthetic diamond and PCD segments for efficiency.
Optimized Waterway Design: Curved channels reduce resistance, enhance cooling, and remove cuttings effectively.
Robust Steel Construction: High-strength steel bodies with tungsten carbide reinforcements for durability.
ISO 9001 Certified Quality: Manufactured under strict quality standards with 100% physical and chemical testing.
Comprehensive Drilling Solutions: One-stop supply for bits, rods, barrels, and accessories for complete operations.
Company profile

Business Type: Manufacturer/FactoryAverage Response Time: ≤6.59h
AI-Powered supplier vetting
SummaryThe supplier is a China-based manufacturer of geological drilling equipment, diamond tools, drilling accessories, and related machinery. It reports six production lines, CNC and sintering equipment, ISO 9001:2015 certification, ten years of export experience, and OEM service for well-known brands. Customization is supported from samples and designs, with flexible options. The supplier has 11 R&D engineers and one national science and technology progress award, but no available SDK. Quality and service procedures exist, yet several areas lack written records, including warehouse controls, finished-product inspection, corrective actions, and complaint handling. Quality testing equipment is reported as zero, and ongoing batch quantity reconciliation is not performed. Financial-capacity information is present for 2022–2024, but no assessable financial figures are provided. Customer references are limited to a general statement about serving exploration customers and OEM customers; specific case details are...
Supplier typeThe supplier is a manufacturer covering geological drilling equipment, drilling tools, diamond tools, machinery, and related components. Its company description identifies it as a major Chinese manufacturer of diamond core bits, reaming shells, PDC bits, and exploration tools, with products and consulting for exploration drilling.
CertificationsThe supplier reports an ISO 9001:2015 certificate in its financial/sustainability information, company description, and quality-related profile. This provides explicit evidence of a management-system certification, although the slices do not specify its scope or validity period.
R&D capabilityThe supplier reports 11 R&D engineers and one national science and technology progress award, which supports a positive innovation indication. However, it has no available SDK and states that it has not established an AI model for big-data decision support; these limitations prevent an unqualified assessment of innovation capability.
Production capacityThe supplier reports six production lines and facilities including CNC machining, CNC lathes, sawing, sintering, and robotic-arm processing, indicating established manufacturing resources. It also reports an order-fulfillment status of 6, but does not continuously reconcile quantities for each batch or production run, while quality test equipment is reported as zero.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full and minor customization, and flexible customization. Its R&D engineers are also described as providing samples according to customer requirements, supporting a broad customization offering.
Product Q&A
Q:What is the minimum order quantity of the diamond core bits?
A:
The minimum order quantity is 5 piece.
Q:What types of diamond core bits are available?
A:
We offer Impregnated Diamond Core Bits, Surface Set Diamond Bits and PCD Core Bits.
Q:What is the matrix height range?
A:
The standard matrix height is 12 mm. Special matrix bits of 10 mm, 16 mm and 22 mm can be customized upon customers' requests.
Q:What bit series can be matched to rock formations?
A:
We supply AQ, BQ, NQ, NQ2, NQ3, NQTT, HQ, HQ3, HQTT, PQ, PQ3 and many others.
Q:What is the warranty period?
A:
We provide a 1-year warranty.
Send Inquiry
*To:
CDG Equipment Co., Ltd.
CDG Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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